﻿/*
 * Copyright (c) 2023 Proton AG
 *
 * This file is part of ProtonVPN.
 *
 * ProtonVPN is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * ProtonVPN is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with ProtonVPN.  If not, see <https://www.gnu.org/licenses/>.
 */

namespace ProtonVPN.Common.Threading.TaskQueueing
{
    internal class CoalescingTaskQueueData<TArg, TResult>
    {
        public readonly QueuedTask<TArg, TResult> PendingTask;
        public readonly QueuedTask<TArg, TResult> RunningTask;

        public CoalescingTaskQueueData(
            QueuedTask<TArg, TResult> pendingTask,
            QueuedTask<TArg, TResult> runningTask)
        {
            PendingTask = pendingTask;
            RunningTask = runningTask;
        }

        public static CoalescingTaskQueueData<TArg, TResult> Empty =>
            new CoalescingTaskQueueData<TArg, TResult>(null, null);
    }
}
